Rulebook › 23 CFR Part 658

PART 658—TRUCK SIZE AND WEIGHT, ROUTE DESIGNATIONS—LENGTH, WIDTH AND WEIGHT LIMITATIONS

Official text from the eCFR, current as of 2026-10-22. View this part on eCFR.gov

Sections

• § 658.1 Purpose.
• § 658.3 Policy statement.
• § 658.5 Definitions.
• § 658.7 Applicability.
• § 658.9 National Network criteria.
• § 658.11 Additions, deletions, exceptions, and restrictions.
• § 658.13 Length.
• § 658.15 Width.
• § 658.16 Exclusions from length and width determinations.
• § 658.17 Weight.
• § 658.19 Reasonable access.
• § 658.21 Identification of National Network.
• § 658.23 LCV freeze; cargo-carrying unit freeze.
• § Appendix A to Part 658 Appendix A to Part 658—National Network—Federally-Designated Routes
• § Appendix B to Part 658 Appendix B to Part 658—Grandfathered Semitrailer Lengths
• § Appendix C to Part 658 Appendix C to Part 658—Trucks Over 80,000 Pounds on the Interstate System and Trucks Over STAA Lengths on the National Network
• § Appendix D to Part 658 Appendix D to Part 658—Devices That Are Excluded From Measurement of the Length or Width of a Commercial Motor Vehicle